Rod holder



FIG. 1 is a right, front, top perspective view of a rod holder showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front plan view thereof; and,

FIG. 4 is a rear plan view thereof.

The undisclosed bottom view is planar and unornamented. 

The ornamental design for a rod holder, as shown and described. 